1 files changed, 95 insertions, 0 deletions
diff --git a/src/sandbox-dev/create-localdecls b/src/sandbox-dev/create-localdecls
new file mode 100755
index 000000000..5cb1a4d0c
--- /dev/null
+++ b/src/sandbox-dev/create-localdecls
@@ -0,0 +1,95 @@
+#!/bin/sh
+
+# This is a quick'n'dirty hack to make the program behave correctly
+# under different systems.
+# Example:
+# when using libc5, (f)trucate's offset argument type is size_t with
+# libc5, but it's off_t with libc6 (glibc2).
+#
+# Uhm... time to learn GNU autoconf :-)
+#
+# $Header: /var/cvsroot/gentoo-src/portage/src/sandbox-dev/Attic/create-localdecls,v 1.2 2002/12/16 19:19:27 azarah Exp $
+
+OUTFILE='localdecls.h'
+
+# if your arch needs to dlopen() glibc, add it here separated by space :]
+BROKEN_RTLD_ARCHLIST="mips"
+
+echo '/* This file is automatically generated     *' > $OUTFILE
+echo ' * Modify create-localdecls instead of this */' >> $OUTFILE
+echo >> $OUTFILE
+echo '#ifndef __LOCALDECLS_H_' >> $OUTFILE
+echo '#define __LOCALDECLS_H_' >> $OUTFILE
+echo >> $OUTFILE
+
+###
+###
+###
+
+echo -n 'Checking truncate argument type... '
+if grep -q 'truncate.*size_t' /usr/include/unistd.h ; then
+	echo 'size_t'
+	echo '#define TRUNCATE_T size_t' >> $OUTFILE
+else
+	echo 'off_t' # At least, I HOPE it's off_t :-)
+	echo '#define TRUNCATE_T off_t' >> $OUTFILE
+fi
+
+###
+###
+###
+
+echo -n 'Checking libc version... '
+gcc -Wall -o libctest libctest.c
+VERSION=`ldd libctest | grep libc\\.so | awk '{print $1}'`
+rm libctest
+echo $VERSION
+echo "#define LIBC_VERSION \"$VERSION\"" >> $OUTFILE
+if test "$VERSION" = 'libc.so.5' ; then
+	echo '#define BROKEN_RTLD_NEXT' >> $OUTFILE
+	echo '#define LIBC 5' >> $OUTFILE
+else
+	# for the arch's that need to dlopen() libc to fetch real funcs!
+	# 16.12.02 -Torgeir Hansen <torgeir@trenger.ro>
+	MYARCH=`/bin/uname -m`
+	for x in $BROKEN_RTLD_ARCHLIST; do
+		if [ $x = $MYARCH ]; then
+			echo '#define BROKEN_RTLD_NEXT' >> $OUTFILE
+		fi
+	done
+
+fi
+
+if test "$VERSION" = 'libc.so.6' ; then
+	echo -n 'Checking glibc subversion... '
+	tmp="`ldd /bin/sh | grep libc.so 2> /dev/null`"
+	LibcPath=`expr "$tmp" : '[^/]*\(/[^ ]*\)'`
+	tmp="`strings $LibcPath | grep -i 'c library'`"
+	OsLibcMajor=`expr "$tmp" : '.* \([0-9][0-9]*\)'`
+	OsLibcMinor=`expr "$tmp" : '.* [0-9][0-9]*\.\([0-9][0-9]*\)'`
+	case "$OsLibcMajor" in
+	2)
+		# 2 is the glibc version
+		case "$OsLibcMinor" in
+		0)
+			echo '#define GLIBC_MINOR 0' >> $OUTFILE
+			SUBVERSION='glibc-2.0' ;;
+		1)
+			echo '#define GLIBC_MINOR 1' >> $OUTFILE
+			SUBVERSION='glibc-2.1' ;;
+		2)
+			echo '#define GLIBC_MINOR 2' >> $OUTFILE
+			SUBVERSION='glibc-2.2' ;;
+		*)
+			echo 'Treated as glibc >= 2.1 (finger crossed)'
+			echo '#define GLIBC_MINOR 1' >> $OUTFILE
+			SUBVERSION='glibc-2.1' ;;
+	        esac
+		;;
+	esac
+fi
+
+echo >> $OUTFILE
+echo '#endif' >> $OUTFILE
+echo
+